Placket (noun)

A small piece of cloth used to cover an opening in a garment, such as the front of a shirt or dress, which is usually fastened with buttons or snaps.

Origin:

The word "placket" is derived from the middle english word "plaket" which means "a small piece of cloth". the word comes from the old french word "plaquette" which means "a small plate".

Examples:

1. The dress has a hidden placket, which gives it a sleek, modern look.
2. The placket on this shirt is too tight, I can't button it up.
3. I had to sew a new placket on my dress before the party.
4. The placket of this shirt is open, revealing the undershirt.
5. The placket on this shirt is a bit too wide for my taste.